100212122201122 has 16 divisors (see below), whose sum is σ = 155171245347072. Its totient is φ = 48488458926960.

The previous prime is 100212122201117. The next prime is 100212122201143. The reversal of 100212122201122 is 221102221212001.

It is a self number, because there is not a number n which added to its sum of digits gives 100212122201122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18919513 + ... + 23629900.

It is an arithmetic number, because the mean of its divisors is an integer number (9698202834192).

Almost surely, 2^{100212122201122} is an apocalyptic number.

100212122201122 is a deficient number, since it is larger than the sum of its proper divisors (54959123145950).

100212122201122 is a wasteful number, since it uses less digits than its factorization.

100212122201122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42587433.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 100212122201122 its reverse (221102221212001), we get a palindrome (321314343413123).

The spelling of 100212122201122 in words is "one hundred trillion, two hundred twelve billion, one hundred twenty-two million, two hundred one thousand, one hundred twenty-two".